/* =====================================================================
   pinpai.css —— Brand overview page styles (class prefix bd-)
   English site - independent copy
   ===================================================================== */

/* ---------- Inner banner ---------- */
.bd-hero {
    position: relative;
    padding: 160px 0 90px;
    text-align: center;
    background:
        linear-gradient(180deg, rgba(10, 12, 18, 0.5) 0%, rgba(10, 12, 18, 0.8) 100%),
        url(../../public/banner/1-1.jpg) center center / cover no-repeat;
    overflow: hidden;
}
.bd-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 55% 45% at 50% 0%, rgba(200, 160, 96, 0.16), transparent 70%),
        radial-gradient(ellipse 30% 30% at 15% 90%, rgba(200, 160, 96, 0.06), transparent 70%),
        radial-gradient(ellipse 30% 30% at 85% 85%, rgba(200, 160, 96, 0.06), transparent 70%);
    pointer-events: none;
}
.bd-hero-content { position: relative; z-index: 1; }
.bd-breadcrumb {
    font-size: 13px;
    color: var(--text-gray);
    letter-spacing: 1px;
    margin-bottom: 26px;
}
.bd-breadcrumb a { color: var(--text-gray); transition: color 0.25s; }
.bd-breadcrumb a:hover { color: var(--gold); }
.bd-breadcrumb-sep { margin: 0 8px; opacity: 0.5; }
.bd-breadcrumb-current { color: var(--silver); }
.bd-hero-tag {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 4px;
    color: var(--gold);
    border: 1px solid var(--border);
    padding: 8px 22px;
    margin-bottom: 26px;
}
.bd-hero-title {
    font-size: 46px;
    font-weight: 700;
    letter-spacing: 8px;
    background: linear-gradient(120deg, #F5EBD8 20%, var(--gold) 55%, #F5EBD8 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 18px;
}
.bd-hero-sub {
    font-size: 18px;
    letter-spacing: 3px;
    color: var(--silver);
    margin-bottom: 14px;
}
.bd-hero-slogan {
    font-size: 15px;
    letter-spacing: 6px;
    color: var(--text-gray);
}

/* ---------- Common section ---------- */
.bd-section { padding: 80px 0 0; }
.bd-section-head { text-align: center; margin-bottom: 46px; }
.bd-section-no {
    font-size: 12px;
    letter-spacing: 4px;
    color: var(--gold);
    margin-bottom: 12px;
}
.bd-section-title {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--text-white);
    margin-bottom: 10px;
}
.bd-section-lead {
    font-size: 15px;
    letter-spacing: 2px;
    color: var(--gold);
}

/* ---------- Stats bar ---------- */
.bd-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 52px;
    border: 1px solid var(--border);
    background: var(--bg-card);
}
.bd-stat {
    padding: 30px 14px;
    text-align: center;
    border-right: 1px solid rgba(200, 160, 96, 0.12);
}
.bd-stat:last-child { border-right: none; }
.bd-stat-num {
    font-size: 30px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 6px;
}
.bd-stat-note {
    font-size: 13px;
    letter-spacing: 1px;
    color: var(--text-gray);
}

/* ---------- Intro paragraph ---------- */
.bd-intro {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    font-size: 16px;
    line-height: 2.3;
    letter-spacing: 1px;
    color: var(--text-gray);
}
.bd-intro b { color: var(--gold); font-weight: 600; }

/* ---------- Badges ---------- */
.bd-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-top: 40px;
}
.bd-badge {
    padding: 12px 26px;
    font-size: 14px;
    letter-spacing: 2px;
    color: var(--silver);
    border: 1px solid rgba(200, 160, 96, 0.3);
    background: rgba(200, 160, 96, 0.05);
}
.bd-badge b { color: var(--gold); font-weight: 600; }

/* ---------- Three discipline cards ---------- */
.bd-fields {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.bd-field {
    position: relative;
    border: 1px solid rgba(200, 160, 96, 0.15);
    background: var(--bg-card);
    padding: 40px 30px;
    text-align: center;
    overflow: hidden;
    transition: all 0.35s;
}
.bd-field::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 46px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.bd-field:hover {
    border-color: rgba(200, 160, 96, 0.45);
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}
.bd-field-en {
    font-size: 12px;
    letter-spacing: 3px;
    color: var(--text-gray);
    margin-bottom: 12px;
}
.bd-field-name {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--text-white);
    margin-bottom: 12px;
}
.bd-field-desc {
    font-size: 13.5px;
    line-height: 1.9;
    color: var(--text-gray);
}

/* ---------- DEEP REST capabilities ---------- */
.bd-caps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.bd-cap {
    border: 1px solid rgba(200, 160, 96, 0.15);
    background: linear-gradient(160deg, rgba(200, 160, 96, 0.08) 0%, rgba(200, 160, 96, 0) 45%), var(--bg-card);
    padding: 34px 26px;
    transition: all 0.35s;
}
.bd-cap:hover {
    border-color: rgba(200, 160, 96, 0.45);
    transform: translateY(-6px);
}
.bd-cap-icon {
    width: 46px;
    height: 46px;
    margin-bottom: 20px;
    border: 1px solid rgba(200, 160, 96, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.bd-cap-icon svg { width: 22px; height: 22px; stroke: var(--gold); }
.bd-cap-name {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-white);
    margin-bottom: 10px;
}
.bd-cap-desc {
    font-size: 13px;
    line-height: 1.9;
    color: var(--text-gray);
}
.bd-shift {
    margin-top: 36px;
    text-align: center;
    font-size: 15px;
    letter-spacing: 2px;
    color: var(--silver);
}
.bd-shift b {
    background: linear-gradient(120deg, #F5EBD8 20%, var(--gold) 55%, #F5EBD8 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* ---------- Product lines ---------- */
.bd-lines {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}
.bd-line {
    border: 1px solid rgba(200, 160, 96, 0.15);
    background: var(--bg-card);
    padding: 36px 32px;
}
.bd-line-name {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-white);
    margin-bottom: 14px;
}
.bd-line-name span {
    display: block;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 6px;
}
.bd-line-desc {
    font-size: 14px;
    line-height: 2;
    color: var(--text-gray);
}
.bd-supply {
    margin-top: 22px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}
.bd-supply-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    border: 1px solid rgba(200, 160, 96, 0.12);
    background: rgba(200, 160, 96, 0.04);
    padding: 20px 22px;
}
.bd-supply-item::before {
    content: '';
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    margin-top: 7px;
    background: var(--gold);
    transform: rotate(45deg);
}
.bd-supply-item b {
    display: block;
    font-size: 15px;
    letter-spacing: 1px;
    color: var(--text-white);
    margin-bottom: 4px;
}
.bd-supply-item p {
    margin: 0;
    font-size: 13px;
    line-height: 1.8;
    color: var(--text-gray);
}

/* ---------- Global layout ---------- */
.bd-globe {
    position: relative;
    border: 1px solid var(--border);
    background:
        radial-gradient(ellipse 60% 70% at 50% 50%, rgba(200, 160, 96, 0.08), transparent 75%),
        var(--bg-card);
    padding: 60px 40px;
    text-align: center;
    overflow: hidden;
}
.bd-globe::before,
.bd-globe::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(200, 160, 96, 0.12);
    border-radius: 50%;
    pointer-events: none;
}
.bd-globe::before { width: 320px; height: 320px; }
.bd-globe::after { width: 520px; height: 520px; }
.bd-globe-title {
    position: relative;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--text-white);
    margin-bottom: 12px;
}
.bd-globe-sub {
    position: relative;
    font-size: 14px;
    letter-spacing: 2px;
    color: var(--text-gray);
    margin-bottom: 36px;
}
.bd-regions {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}
.bd-region {
    padding: 12px 30px;
    font-size: 14px;
    letter-spacing: 3px;
    color: var(--gold);
    border: 1px solid rgba(200, 160, 96, 0.35);
    background: rgba(10, 12, 18, 0.6);
}
.bd-region.bd-region-cn {
    background: linear-gradient(120deg, var(--gold) 0%, #E0C088 50%, var(--gold) 100%);
    color: #0A0C12;
    font-weight: 600;
}

/* ---------- Closing CTA ---------- */
.bd-cta {
    position: relative;
    margin-top: 90px;
    padding: 110px 0 120px;
    text-align: center;
    background:
        radial-gradient(ellipse 55% 60% at 50% 100%, rgba(200, 160, 96, 0.14), transparent 75%),
        linear-gradient(180deg, #10131C 0%, #0A0C12 100%);
    overflow: hidden;
}
.bd-cta-en {
    font-size: 14px;
    letter-spacing: 6px;
    color: var(--silver);
    margin-bottom: 16px;
}
.bd-cta-title {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 4px;
    background: linear-gradient(120deg, #F5EBD8 20%, var(--gold) 55%, #F5EBD8 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
}
.bd-cta-text {
    max-width: 640px;
    margin: 0 auto 32px;
    font-size: 14.5px;
    line-height: 2;
    color: var(--text-gray);
}
.bd-cta-tel {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--gold);
    margin-bottom: 28px;
}
.bd-btn-gold {
    display: inline-block;
    padding: 14px 44px;
    font-size: 15px;
    letter-spacing: 3px;
    color: #0A0C12;
    background: linear-gradient(120deg, var(--gold) 0%, #E0C088 50%, var(--gold) 100%);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
}
.bd-btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(200, 160, 96, 0.35);
}
.bd-btn-outline {
    display: inline-block;
    margin-left: 16px;
    padding: 13px 40px;
    font-size: 15px;
    letter-spacing: 3px;
    color: var(--gold);
    background: transparent;
    border: 1px solid var(--gold);
    text-decoration: none;
    transition: all 0.3s;
}
.bd-btn-outline:hover { background: rgba(200, 160, 96, 0.1); }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
    .bd-hero-title { font-size: 34px; }
    .bd-stats { grid-template-columns: repeat(2, 1fr); }
    .bd-stat:nth-child(2) { border-right: none; }
    .bd-stat:nth-child(1), .bd-stat:nth-child(2) { border-bottom: 1px solid rgba(200, 160, 96, 0.12); }
    .bd-fields, .bd-caps { grid-template-columns: 1fr; }
    .bd-lines, .bd-supply { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .bd-hero { padding: 120px 0 60px; }
    .bd-hero-title { font-size: 28px; letter-spacing: 4px; }
    .bd-section-title { font-size: 24px; }
    .bd-stats { grid-template-columns: 1fr; }
    .bd-stat { border-right: none; border-bottom: 1px solid rgba(200, 160, 96, 0.12); }
    .bd-stat:last-child { border-bottom: none; }
    .bd-globe { padding: 46px 20px; }
    .bd-btn-outline { margin-left: 0; margin-top: 14px; }
    .bd-cta-tel { font-size: 25px; }
}